* { padding: 0; margin: 0; }
canvas {
  display: block;
  margin: 0 auto;
}

.suspension {
  position: absolute;
  z-index: 100;
}

.title {
  width: 2.3rem;
  height: 1.94rem;
  top: .54rem;
  left: 1.02rem;
  z-index: 100;
}

.tips {
  position: absolute;
  padding: 0 .4rem;
  background-color: white;
  border-radius: .1rem;
  font-size: .28rem;
  line-height: 1rem;
  left: 1.8rem;
  bottom: 2.1rem;
}
.tips::before {
  content: '';
  display: block;
  width: 0;
  height: 0;
  border: .2rem solid white;
  border-bottom-color: transparent;
  border-left-color: transparent;
  position: absolute;
  left: -.2rem;
  top: 0;
}